20213205897

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{643}}^1\times {\mathrm{5119}}^1$

素因数の和:5877

約数の個数: 32

約数和(自身を含む): 28488499200

約数和(自身を除く): 8275293303

約数列:

[1, 3, 23, 69, 89, 267, 643, 1929, 2047, 5119, 6141, 14789, 15357, 44367, 57227, 117737, 171681, 353211, 455591, 1316221, 1366773, 3291517, 3948663, 9874551, 10478593, 31435779, 75704891, 227114673, 292945013, 878835039, 6737735299, 20213205897]

約数ペア:

[(1, 20213205897), (3, 6737735299), (23, 878835039), (69, 292945013), (89, 227114673), (267, 75704891), (643, 31435779), (1929, 10478593), (2047, 9874551), (5119, 3948663), (6141, 3291517), (14789, 1366773), (15357, 1316221), (44367, 455591), (57227, 353211), (117737, 171681)]